SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '209') ORDER BY last_name DESC, first_name, date, patent, type |
Total of 158 patents found where: Class is '174'; Subclass is '209';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
T / S | Patent | Date | Description | Patentee | Category | Assigned To |
ZIMMERMAN, Willard P. HOLMES, Minot K. | ||||||
U | 2,094,287 | September 28, 1937 | Method of Manufacturing Multipart Glass Articles Method to manufacture multiple glass objects (blocks, insulators, etc.) |
ZIMMERMAN, Willard P. HOLMES, Minot K. |
Method | Owens-Illinois Glass Co. |
WOOLSEY, Charles A. | ||||||
U | 595,827 | December 21, 1897 | Insulator Bracket Clamp type composition insulator with top cable clamp |
WOOLSEY, Charles A. |
Clamp Type | |
WOOLBERT, Henry W. | ||||||
U | 666,586 | January 22, 1901 | Insulator Insulator & crossarm (glass) reinforced with embedded metal wires |
WOOLBERT, Henry W. |
Insulator | |
WINSLOW, George H. | ||||||
U | 524,659 | August 14, 1894 | Insulator Oil cup with means to support the cup from the insulator (see 517,634) |
WINSLOW, George H. |
Oil | |
WHITAKER, Alfred J. P. TREHARNE, Frederick G. | ||||||
U | 566,045 | August 18, 1896 | Insulator for Electrical Purposes Protective shield of metal with non-conducting enameled coating |
WHITAKER, Alfred J. P. TREHARNE, Frederick G. |
Protective Shield | |
WHEELER, Herbert H. MCGINNIS, Orris THORDARSON, William | ||||||
U | 2,194,189 | March 19, 1940 | Pole Line Insulator CD 142, CD 142.4 - tin & iron for iridized coating to reduce water adherence |
WHEELER, Herbert H. MCGINNIS, Orris THORDARSON, William |
Insulator | Western Union Telegraph Co. |
WHEE ER, Herbert H. MCGINNIS, Orris | ||||||
U | 2,165,773 | July 11, 1939 | Insulator for Communication Systems CD 142, CD 142.4 - glass insert screwed in skirt with metallic iridizing |
WHEE ER, Herbert H. MCGINNIS, Orris |
Insulator | Western Union Telegraph Co. |
WEED, James Murray | ||||||
U | 838,482 | December 11, 1906 | Insulator for Line Conductors Insulator formed with recesses for pipe pin and metal insert crown |
WEED, James Murray |
Insulator | |
WARD, Frank D. FURNISS, Harry C. | ||||||
U | 786,472 | April 4, 1905 | Insulator for the Conductors of Electric Railways Third rail insulator (England; Ohio Brass) (Brown p. 75) |
WARD, Frank D. FURNISS, Harry C. |
Third Rail | 1/3 to Henry Bradford |
WARD, John W. | ||||||
U | 1,237,843 | August 21, 1917 | Insulator Support for Towers An insulator to support radio antenna towers composed of a metal base and several porcelain sections that are cemented together. |
WARD, John W. |
Antenna Support | Pittsburg High Voltage Insulator Co. |
WADDELL, William W. | ||||||
U | 53,201 | March 13, 1866 | Telegraph Insulator Hook with glazed enamel at right angle to square pointed shank |
WADDELL, William W. |
Hook | |
VOGLER, William | ||||||
U | 445,008 | January 20, 1891 | Insulator Protective shield for trolley hanger insulator |
VOGLER, William |
Protective Shield | |
VARLEY, Cromwell F. | ||||||
U | 76,960 | April 21, 1868 | Improvement in Insulators for Telegraphs Oil, wax or rubber saturated insulator to improve same (Brown p. 57) |
VARLEY, Cromwell F. |
Oil | |
TREHARNE, Frederick G. | ||||||
U | 580,628 | April 13, 1897 | Insulator and Insulating Conduit or Tubing for Electrical Purposes Composition insulator of asbestos and cement |
TREHARNE, Frederick G. |
Composition | |
THOMAS, Percy H. | ||||||
U | 1,520,984 | December 30, 1924 | Electric Insulator Suspension insulator composed of several parts to withstand tension |
THOMAS, Percy H. |
Suspension | Westinghouse Electric & Mfg. Co. |
SULLIVAN, Eugene C. TAYLOR, William C. | ||||||
U | 1,304,623 | May 27, 1919 | Glass Boro-silicate glass (Corning Pyrex glass) |
SULLIVAN, Eugene C. TAYLOR, William C. |
Boron | Corning Glass Works |
STEVENS, Leland J. | ||||||
U | 2,292,248 | August 4, 1942 | Bushing Bushing composed of several parts with open chambers |
STEVENS, Leland J. |
Bushing | Locke Insulator Corp. |
STERLING, Richard H. | ||||||
U | 664,301 | December 18, 1900 | Insulator M-2795, top is flattened cone with vertical flange & detachable spout |
STERLING, Richard H. |
Insulator | The Stanley Electric Mfg. Co. |
STEINBERGER, Louis | ||||||
U | 749,335 | January 12, 1904 | Insulator Electrose insulator to hold heavy conductor on top (similar to 578,825) |
STEINBERGER, Louis |
Electrose | |
U | 750,722 | January 26, 1904 | Insulator Metal encased insulator with metal cap to hold cable (Brown p. 25) |
STEINBERGER, Louis |
Metal | |
U | 848,506 | March 26, 1907 | Insulator Pin and Support Therefor Pin made of Electrose |
STEINBERGER, Louis |
Pin | |
U | 1,072,524 | September 9, 1913 | Insulator Odd system for suspending power lines |
STEINBERGER, Louis |
Electrose | |
U | 1,122,326 | December 29, 1914 | High Potential Insulator Multipart insulator made of Electrose |
STEINBERGER, Louis |
Multipart | |
U | 1,182,940 | May 16, 1916 | High Voltage Insulator Suspension, two part made of Electrose |
STEINBERGER, Louis |
Suspension | |
U | 1,206,160 | November 28, 1916 | High Potential Insulator Electrose modified pin type |
STEINBERGER, Louis |
Electrose | |
SPARKS, Robert Romney | ||||||
U | 902,262 | October 27, 1908 | Insulator Protector Covering for insulator |
SPARKS, Robert Romney |
Covering | |
SMOTHERS, William J. SELSING, Jorgen | ||||||
U | 3,024,303 | March 6, 1962 | Glazed Insulator Which Comprises a Ceramic Body and a Primary Coat Under the Glaze Which has a Lower Coefficient of Thermal Expansion than the Ceramic Body Suspension insulator with compression glaze coating under outer glaze surface |
SMOTHERS, William J. SELSING, Jorgen |
Suspension | The Ohio Brass Co. |
SMITH, Harold B. | ||||||
U | 1,730,171 | October 1, 1929 | Insulator Design with metal pin and metal projections to prevent arc-over |
SMITH, Harold B. |
Suspension | Westinghouse Electric & Mfg. Co. |
SMITH, William W. | ||||||
U | 52,761 | February 20, 1866 | Improvement in Telegraph Insulators Hook screwed into block of vulcanite |
SMITH, William W. |
Hook | |
SLEEMAN, Harold P. | ||||||
U | 2,154,387 | April 11, 1939 | Electric Insulator RFI: coat crown with metallic glaze to prevent radio interference (advertised in Electrical World 8-12-1939) |
SLEEMAN, Harold P. |
RFI | The R. Thomas & Sons Co. |
SEIKE, Shoji MITSUMATSU, Yoshio | ||||||
U | 4,465,900 | August 14, 1984 | High Voltage Glazed Porcelain Insulators Porcelain insulator and glaze designed specifically for DC service |
SEIKE, Shoji MITSUMATSU, Yoshio |
Porcelain | NGK Insulators, Ltd. |
SEIKE, Shoji TOTOKI, Takao MIMA, Toshiyuki | ||||||
U | 4,782,199 | November 1, 1988 | Insulators Having Improved Steep Wave Front Characteristics Suspension, head treated with special glaze to strengthen cap/cement |
SEIKE, Shoji TOTOKI, Takao MIMA, Toshiyuki |
Suspension | NGK Insulators, Ltd. |
SEELY, John A. | ||||||
U | 296,881 | April 15, 1884 | Insulator Rubber covered ring and knob with lag screw |
SEELY, John A. |
Rubber | |
SCHISLER, Frank J. | ||||||
U | 1,116,631 | November 10, 1914 | Insulator Self-tying slot top for slack wire use |
SCHISLER, Frank J. |
Self-tying Slot Top | |
SCHEID, Johann Friedrich | ||||||
U | 1,877,630 | September 13, 1932 | High Tension Insulator Multipart cementing technique using a resilient layer or shaped sleeve |
SCHEID, Johann Friedrich |
Multipart | Hermsdorf-Schomburg-Isolatoren G. M. B. H. |
SCHEID, Johannes Friedrich | ||||||
U | 1,484,569 | February 19, 1924 | Ceramic Body Method of making a suspension disk by inserting a fired porcelain part inside the bottom of an unfired disk, then firing the disk, which shrinks around the insert securing a cemented pin inside |
SCHEID, Johannes Friedrich |
Suspension | H. Schomburg & Shone |
SANTOMIERI, Sebastian L. | ||||||
U | 2,281,173 | April 28, 1942 | Insulator and Method of Producing Conducting Coating Thereon RFI prevention using an inexpensive glaze coating |
SANTOMIERI, Sebastian L. |
RFI | Victor Insulators, Inc. |
SANFORD, JR., Joseph A. | ||||||
U | 1,093,480 | April 14, 1914 | Insulator Multipart same as 1,093,479 with plug to block cement from air pocket |
SANFORD, JR., Joseph A. |
Multipart | The R. Thomas & Sons Co. |
SANDS, Richard | ||||||
U | 1,384,214 | July 12, 1921 | Insulator Self-tying by means of an upper and lower cylindrical block fitted into a hole and secured with a screw plug. |
SANDS, Richard |
Self-tying | |
RUSSELL, JR., Ralston | ||||||
U | 2,389,386 | November 20, 1945 | Glazed Ceramic Compression glaze |
RUSSELL, JR., Ralston |
Glaze | Westinghouse Electric Corp. |
ROWLAND, Davidge H. | ||||||
U | 1,784,392 | December 9, 1930 | Manufacture of Insulators Suspension insulator with glazed sanded surfaces to improve strength of cap |
ROWLAND, Davidge H. |
Suspension | Locke Insulator Corp. |
U | 2,157,100 | May 9, 1939 | Glazed Ceramic Insulator and the Like Glaze - compression glaze |
ROWLAND, Davidge H. |
Glaze | Locke Insulator Corp. |
RICHARD, Augusto | ||||||
U | 893,265 | July 14, 1908 | Insulator Multipart insulator where parts are screwed together |
RICHARD, Augusto |
Multipart | |
PURVES, Thomas F. SINNOTT, John | ||||||
U | 898,921 | September 15, 1908 | Insulator Dry-spot, English screw cap design |
PURVES, Thomas F. SINNOTT, John |
Dry-spot | |
POINAN, Francis J. | ||||||
U | 868,122 | October 15, 1907 | Electric Insulator Multipart with glass skirt and two-piece head similar to Locke 25 |
POINAN, Francis J. |
Multipart | |
PETERS, Wilhelm | ||||||
U | 2,270,964 | January 27, 1942 | Insulator for Antenna Span or Guy Ropes Compression antenna insulator for very heavy loads (see 2,297,430) |
PETERS, Wilhelm |
Strain | Telefunken Geselleschaft fur Drahtlose Telegraphie m. b. H. |
PERLES, Maurice | ||||||
U | 2,317,799 | April 27, 1943 | Line Insulator Insulator composed of a metallic hollow shell coated with ceramic material |
PERLES, Maurice |
Insulator | Mycalex Corp. of America |
PATTERSON, James M. | ||||||
U | 541,332 | June 18, 1895 | Insulator Miscellaneous 2-part insulator for barbed wire fence |
PATTERSON, James M. |
Miscellaneous | |
OSBORNE, John W. | ||||||
U | 757,765 | April 19, 1904 | Insulator Cleat - self-tying |
OSBORNE, John W. |
Cleat | |
ORBECK, Tor | ||||||
U | 4,749,824 | June 7, 1988 | High Voltage Insulators Polymer suspension made of silicon elastomer |
ORBECK, Tor |
Polymer | Dow Corning Corp. |
OAKMAN, Samuel | ||||||
U | 775,986 | November 29, 1904 | Insulator miscellaneous with flared skirt to hold paraffin |
OAKMAN, Samuel |
Miscellaneous | Luther A. Wright |
NAYLOR, William K. | ||||||
U | 1,725,097 | August 20, 1929 | Insulator Structure Metal parts of suspension insulators are coated with rubber or resin to help prevent or reduce flashover |
NAYLOR, William K. |
Suspension | Westinghouse Electric & Mfg. Co. |
MUNSIE, James F. | ||||||
U | 455,107 | June 30, 1891 | Insulator Third rail insulator with cup to hold hygroscopic chemical and means to heat insulator to drive off moisture |
MUNSIE, James F. |
Third Rail | |
MORRIS, Elmer P. | ||||||
U | 803,010 | October 31, 1905 | Insulator Pin with grooved insulator on top of crossarm to catch wire if it falls off of insulator |
MORRIS, Elmer P. |
Pin | |
MONTANDON, Arthur | ||||||
U | 1,861,316 | May 31, 1932 | Insulator Suspension (Hewlett type) with oil reservoir |
MONTANDON, Arthur |
Suspension | 1/2 to Societe Gen. D'Entr. |
MILLER, Frederick H. | ||||||
U | 1,599,580 | September 14, 1926 | Insulator Multipart insulator with bowl underneath to balance electrical field |
MILLER, Frederick H. |
Multipart | Westinghouse Electric & Mfg. Co. |
U | 1,669,529 | May 15, 1928 | Insulator Suspension fog-type with wood strain insulator for connecting to another insulator |
MILLER, Frederick H. |
Suspension | Westinghouse Electric & Mfg. Co. |
MIETH, Herman | ||||||
U | 887,336 | May 12, 1908 | Electric Insulator Radio antenna strain insulator made weatherproof with a metal cover. |
MIETH, Herman |
Radio Antenna | |
MERSHON, Ralph D. | ||||||
U | 917,785 | April 13, 1909 | Insulating Support for High Tension Conductors Suspension support system |
MERSHON, Ralph D. |
Suspension | |
U | 1,164,739 | December 21, 1915 | Method of Making Insulating Devices Manufacturing technique to make long bushings with petticoats by stacking them on a fired core and fusing the petticoats to the core |
MERSHON, Ralph D. |
Manufacturing | |
MCCARTHY, Louis | ||||||
U | 530,706 | December 11, 1894 | Insulator Composition insulator with clip ears |
MCCARTHY, Louis |
Composition | |
MARKLEY, William F. | ||||||
U | 2,623,094 | December 23, 1952 | Resiliently Mounted Spool Type Insulator Rubber bushing for mounting Case type & rack type spool insulators |
MARKLEY, William F. |
Rubber | Western Union Telegraph Co. |
MARDOCK, Guy | ||||||
U | 1,127,474 | February 9, 1915 | Insulator Support Glass insulator with tapered pin base that fits inside the insulator to secure the wire which passes through a vertical slot in the sides of insulator and wedged between the base and insulator held together by a bolt that runs through the insulator and angle-iron crossarm |
MARDOCK, Guy |
Insulator | |
LYMAN, Thomas T. | ||||||
U | 751,664 | February 9, 1904 | Electric Insulator Composition insulator of asbestos (Brown p. 57 & 71) |
LYMAN, Thomas T. |
Composition | H. W. Johns-Manville Co. |
LUSIGNAN, JR., Joseph T. | ||||||
U | 1,994,281 | March 12, 1935 | Insulator Fog type multipart & suspension insulator similar to oil types with inverted mating cup |
LUSIGNAN, JR., Joseph T. |
Fog Type | The Ohio Brass Co. |
LUSCOMB, Henry H. | ||||||
U | 520,602 | May 29, 1894 | Insulator Composition insulator with ears bent over to secure cable |
LUSCOMB, Henry H. |
Composition | |
LUSCOMB, Henry H. CRANE, William F. D. | ||||||
U | 578,825 | March 16, 1897 | Insulator Composition insulator with top cable clamp |
LUSCOMB, Henry H. CRANE, William F. D. |
Composition | The Johns-Pratt Co. |
LOCKE, Fred M. | ||||||
U | 573,092 | December 15, 1896 | Insulator Insulator of two materials combined |
LOCKE, Fred M. |
Insulator | |
U | 758,986 | May 3, 1904 | Tubular Insulator Cylindrical insulator |
LOCKE, Fred M. |
Cylinder | |
U | 836,122 | November 20, 1906 | High Potential Insulator Pin of bolt (tapered) in tapered hole (see 685,776) |
LOCKE, Fred M. |
Pin | |
U | 872,569 | December 3, 1907 | System of Insulation for High Voltage Electric Conductors Insulator system for high voltage conductors |
LOCKE, Fred M. |
Insulator | |
U | 998,359 | July 18, 1911 | High Voltage Insulator Suspension type |
LOCKE, Fred M. |
Suspension | Locke Insulator Mfg. Co. |
U | 1,091,678 | March 31, 1914 | Insulating Composition Boro-silicate glass |
LOCKE, Fred M. |
Boron | |
U | 1,225,147 | May 8, 1917 | Insulator Boro-silicate glass |
LOCKE, Fred M. |
Boron | |
U | 1,233,486 | July 17, 1917 | Electrical Insulator Boro-silicate glass |
LOCKE, Fred M. |
Boron | |
LOCKE, Willie F. | ||||||
U | 360,354 | March 29, 1887 | Insulator Acoustic insulator to reduce vibration of telephone wires in acoustic or mechanical telephones |
LOCKE, Willie F. |
Acoustic | 1/2 to John E. Robertson |
LINCOLN, Paul M. | ||||||
U | 1,198,137 | September 12, 1916 | Insulator Suspension insulator with an outer covering of spun steel or iron. |
LINCOLN, Paul M. |
Suspension | Westinghouse Electric & Mfg. Co. |
U | 1,241,528 | October 2, 1917 | Insulator Suspension with shells nested together by means of external threads |
LINCOLN, Paul M. |
Suspension | Westinghouse Electric & Mfg. Co. |
LEE, Charles T. | ||||||
U | 482,872 | September 20, 1892 | Insulator Strain type |
LEE, Charles T. |
Strain | The Johns-Pratt Co. |
LAPP, John S. WATTS, Arthur S. GODDARD, Walter T. | ||||||
U | 795,520 | July 25, 1905 | Strain Insulator Deadend composed of multiple parts |
LAPP, John S. WATTS, Arthur S. GODDARD, Walter T. |
Deadend | Locke Insulator Mfg. Co. |
LAPP, John S. | ||||||
U | 795,521 | July 25, 1905 | Insulator Deadend composed of multiple parts |
LAPP, John S. |
Deadend | Locke Insulator Mfg. Co. |
KNUTZ, Ernest H. | ||||||
U | 1,043,321 | November 5, 1912 | Combined Insulator and Current Distributor Miscellaneous style with attachment for multiple current distributors (see 1,085,813) |
KNUTZ, Ernest H. |
Miscellaneous | |
U | 1,085,813 | February 3, 1914 | Insulator and Current Distributor Miscellaneous style with attachment for multiple current distributors (see 1,043,321) |
KNUTZ, Ernest H. |
Miscellaneous | |
KITTS, David Roscoe | ||||||
U | 1,748,884 | February 25, 1930 | Leakproof Insulator Bell shaped radio antenna insulator to protect wire from getting wet from rain or snow. |
KITTS, David Roscoe |
Antenna | |
JOHNSTON, Robert M. | ||||||
U | 974,672 | November 1, 1910 | Insulator Suspension insulator |
JOHNSTON, Robert M. |
Suspension | The Ohio Brass Co. |
JOHNSON, Benjamin | ||||||
U | 1,700,166 | January 29, 1929 | Insulator for Bridle Wires Dry-spot using coke bottle top & cap |
JOHNSON, Benjamin |
Dry-spot | American Telephone & Telegraph Co. |
JOHNSON, Walter C. PHILLIPS, Samuel E. | ||||||
U | 201,615 | March 26, 1878 | Improvement in Insulators for Telegraph Wires Oil cup insulator |
JOHNSON, Walter C. PHILLIPS, Samuel E. |
Oil | |
JENNER, Ralph L. | ||||||
U | 1,937,964 | December 5, 1933 | Insulator Support for Tower or Mast Type Antenna Insulator for supporting radio tower or mast antenna |
JENNER, Ralph L. |
Antenna | Lapp Insulator Co., Inc. |
JENKINS, Wilton F. | ||||||
U | 682,709 | September 17, 1901 | Insulator Knob to support underground conduit electric railways |
JENKINS, Wilton F. |
Knob | |
JAMIESON, Bertrand G. KELLER, Carl A. | ||||||
U | 1,056,998 | March 25, 1913 | Insulator Means of insulating and supporting a bussbar. |
JAMIESON, Bertrand G. KELLER, Carl A. |
Bussbar | |
HUNT, Marsden H. BARROW, George M. | ||||||
U | 1,987,683 | January 15, 1935 | Insulator RFI: coat crown with copper glaze to prevent AM radio interference |
HUNT, Marsden H. BARROW, George M. |
RFI | Westinghouse Electric & Mfg. Co. |
HUBBARD, Albert S. | ||||||
U | 1,190,766 | July 11, 1916 | Insulating Support Battery support insulator |
HUBBARD, Albert S. |
Battery | Gould Storage Battery Co. |
HOPKINS, Guy | ||||||
U | 1,084,147 | January 13, 1914 | Support for Electric Service Wires Bulbous insulator mounted on a crossarm pin to allow tie-off and running multiple service wires from the main power conductor |
HOPKINS, Guy |
Service Drop | |
HOLMES, Minot K. PLUMMER, Jesse H. | ||||||
U | 2,418,713 | April 8, 1947 | Thermally Toughened Insulator CD 228.5: tempering the surface of glass insulators for added strength |
HOLMES, Minot K. PLUMMER, Jesse H. |
Insulator | Owens-Illinois Glass Co. |
HINSDALE, Charles C. | ||||||
U | 287,830 | November 6, 1883 | Telegraph Insulator Composition insulator (paper covered wooden insulator) (Brown p. 59) |
HINSDALE, Charles C. |
Composition | |
HIGGS, Paget COURTENAY, William | ||||||
U | 269,933 | January 2, 1883 | Insulator for the Suspension of Electrical Wire Conductors Hook insulator of ""gelatinized or vulcanized fiber"" |
HIGGS, Paget COURTENAY, William |
Hook | |
HEWETT, Robert J. | ||||||
U | 461,631 | October 20, 1891 | Insulating Support for Electric Conductors Oil insulator |
HEWETT, Robert J. |
Oil | |
HEMINGRAY, Ralph G. | ||||||
U | 686,609 | November 12, 1901 | Insulating Support for Electric Wires CD 309.5, Telluride ""Type B"" under-hung combined insulators |
HEMINGRAY, Ralph G. |
Insulator | |
HAWLEY, Kent A. | ||||||
U | 1,661,823 | March 6, 1928 | Insulator Suspension string with insulators having conducting surface to balance electrical field |
HAWLEY, Kent A. |
Suspension | Locke Insulator Corp. |
U | 1,778,152 | October 14, 1930 | Multiple Skirt Suspension Insulator Odd two-disk suspension made in one piece with metal caps on each end |
HAWLEY, Kent A. |
Suspension | Locke Insulator Corp. |
HAMMEL, Victor F. | ||||||
U | 2,191,152 | February 20, 1940 | Electrical Insulator CD 240.2 with metal saddle embedded in crown for RFI (see 2,089,791) |
HAMMEL, Victor F. |
Insulator | |
HALE, Albert W. | ||||||
U | 293,242 | February 12, 1884 | Insulator for Electric Wires Hook with different shape and glazed to screw into pole or crossarm |
HALE, Albert W. |
Hook | |
U | 294,384 | March 4, 1884 | Insulator for Electric Conductors Hook with metal glazed coated surface (improvement of 293,242) |
HALE, Albert W. |
Hook | |
U | 301,446 | July 1, 1884 | Insulator for Electric Wires Hook with glazed covering (see 293,242 and 294,384) |
HALE, Albert W. |
Hook | |
HADEN, Robert B. | ||||||
U | 1,102,656 | July 7, 1914 | Insulator Insulator with hole in center and method to clamp conductor securely and the metal bracket with two bolts to secure the insulator |
HADEN, Robert B. |
Insulator | |
GORDON, Chester S. | ||||||
U | 1,701,561 | February 12, 1929 | Insulator CD 118; Carrier circuit insulator with metal cover screwed outside (internal threads) |
GORDON, Chester S. |
Carrier | American Telephone & Telegraph Co. |
GODDARD, Walter T. | ||||||
U | 1,474,256 | November 13, 1923 | Insulator Special columnar insulators to support structure for a radio transmitter |
GODDARD, Walter T. |
Radio | Locke Insulator Corp. |
U | 1,657,922 | January 31, 1928 | Method of Assembling Insulators Sprayed coating of metal or asphalt with heat treatment to improve cement joint |
GODDARD, Walter T. |
Cement | Locke Insulator Corp. |
GILSON, Samuel H. | ||||||
U | 396,334 | January 15, 1889 | Overhead Insulator Composition ""Gilsonite"" insulator & metal/wood covering (Brown p. 60) |
GILSON, Samuel H. |
Composition | |
GILCHREST, George Irving | ||||||
U | 1,664,208 | March 27, 1928 | Insulator Suspension fog-type with ceramic covered wood/fiber connecting tube |
GILCHREST, George Irving |
Suspension | Westinghouse Electric & Mfg. Co. |
FULCHER, Gordon S. | ||||||
U | 1,960,147 | May 22, 1934 | Insulator and Method of Treating It Suspension, glass under cap is etched & treated with graphite |
FULCHER, Gordon S. |
Suspension | Corning Glass Works |
FORT, Louis | ||||||
U | 1,292,451 | January 28, 1919 | Line Wire Insulator miscellaneous |
FORT, Louis |
Miscellaneous | |
FIERO, Carl D. COREY, Charles E. | ||||||
U | 2,986,595 | May 30, 1961 | Post Type Insulator and Method of Making the Same Method of sealing the internal part of the insulator to protect its electrical resistance |
FIERO, Carl D. COREY, Charles E. |
Post Type | Lapp Insulator Co., Inc. |
FARMER, Moses G. | ||||||
U | 129,724 | July 23, 1872 | Improvement in Insulators for Telegraphic Uses Roughened lower surface of insulator to retain patented coating mixture |
FARMER, Moses G. |
Rough | |
ELY, Alfred B. | ||||||
U | 51,934 | January 9, 1866 | Improvement in Telegraph Insulators Hook with improved rubber cap and flared top |
ELY, Alfred B. |
Hook | |
U | 51,935 | January 9, 1866 | Improvement in Insulating Telegraph Wires Paraffin and rubber insulated wire |
ELY, Alfred B. |
Paraffin | |
U | 53,426 | March 27, 1866 | Improvement in Telegraph Insulators Hook covered with rubber attached to rubber hollow ball chamber |
ELY, Alfred B. |
Hook | |
ELKINS, Charles | ||||||
U | 444,879 | January 20, 1891 | Insulator Tree hanger |
ELKINS, Charles |
Tree | |
DYKSTRA, Laurence J. MEYER, Edwin M. | ||||||
U | 2,274,955 | March 3, 1942 | High Tension Electric Insulator and Method of Coating Same RFI: antimony coated top |
DYKSTRA, Laurence J. MEYER, Edwin M. |
RFI | Victor Insulators, Inc. |
DUNCAN, John D. E. | ||||||
U | 1,128,424 | February 16, 1915 | Insulator Suspension multipart insulator fitted with arcing horns |
DUNCAN, John D. E. |
Suspension | |
DOOLITTLE, Thomas B. | ||||||
U | 297,683 | April 29, 1884 | Telephone Line Insulator and pin coated with waterproof compound |
DOOLITTLE, Thomas B. |
Miscellaneous | |
CULLEN, Beauregard | ||||||
U | 726,651 | April 28, 1903 | Electric Wire Support Glass insert in crossarm to insulate a steel pin that supports the conductor |
CULLEN, Beauregard |
Pin | |
U | 746,469 | December 8, 1903 | Electrical Wire Support Wire support of cylindrical shape & metal support bolt to underhang wire |
CULLEN, Beauregard |
Wire | |
CROSKEY, Carl D. ROWLAND, Davidge H. | ||||||
U | 2,250,044 | July 22, 1941 | Insulator Multipart insulator with glazed sanded surfaces to improve strength of cap |
CROSKEY, Carl D. ROWLAND, Davidge H. |
Multipart | Locke Insulator Corp. |
U | 2,287,976 | June 30, 1942 | Insulator Glaze - compression glaze & sand joint |
CROSKEY, Carl D. ROWLAND, Davidge H. |
Glaze | Locke Insulator Corp. |
CLARK, Colin H. W. | ||||||
U | 3,243,505 | March 29, 1966 | Insulator Having Semi-Conductive Layers to Increase the Capacitance Thereof Fog type suspension with conductive layers on top and bottom of disk |
CLARK, Colin H. W. |
Fog | Steatite and Porcelain Products, LTD. |
CLARK, Walter G. | ||||||
U | 842,941 | February 5, 1907 | Insulator Multipart insulator with groove on one side and bracing pin to hold against the strain of the line wire |
CLARK, Walter G. |
Multipart | |
CLABBURN, Robin LOOMS, John | ||||||
U | 4,845,318 | July 4, 1989 | Composite Electrical Insulator and Method of Forming Same Polymer suspension with porcelain core |
CLABBURN, Robin LOOMS, John |
Polymer | Raychem Limited |
CASE, Rogers | ||||||
U | 2,437,593 | March 9, 1948 | Reinforced Wire-Contacting Insulator Assembly Transposition bracket using spool insulators |
CASE, Rogers |
Transposition | |
CAMPBELL, John H. | ||||||
U | 972,994 | October 18, 1910 | Insulator Insulator base curve to fit flush with matching curved top of crossarm |
CAMPBELL, John H. |
Insulator | |
BURLESON, Wade H. | ||||||
U | 2,239,809 | April 29, 1941 | Insulator Suspension insulator and method of applying RFI coating |
BURLESON, Wade H. |
RFI | The Ohio Brass Co. |
BURKE, Edmund | ||||||
U | 1,799,580 | April 7, 1931 | Insulator Suspension insulator composed of wood fibers impregnated with tar |
BURKE, Edmund |
Suspension | Brown Co. |
BULLOCK, Edward J. | ||||||
U | 527,317 | October 9, 1894 | Insulator Protective shield for wire groove |
BULLOCK, Edward J. |
Protective Shield | |
BROOMHALL, George L. | ||||||
U | 319,447 | June 9, 1885 | Insulator Wire groove projections through metal cover to contact wire |
BROOMHALL, George L. |
Wire | |
BROOKS, David | ||||||
U | 63,206 | March 26, 1867 | Improvement in Insulators for Telegraph Wires Hook encased in metal or wood allows arcing to ground |
BROOKS, David |
Hook | |
R | 2,717 | August 6, 1867 | Improvement in Insulators for Telegraph Wires Hook cemented in glass & metal case with sulfur (reissue of 45,221) |
BROOKS, David |
Hook | |
U | 69,622 | October 8, 1867 | Improvement in Insulators for Telegraphs Hook in blown glass cemented with sulfur in metal case |
BROOKS, David |
Hook | |
BROAD, William | ||||||
U | 1,755,587 | April 22, 1930 | Insulating Device Crossover |
BROAD, William |
Crossover | 3/4 to Harry McLain |
BOTT, Perry J. | ||||||
U | 2,135,558 | November 8, 1938 | Insulator Shield Protective shield |
BOTT, Perry J. |
Protective Shield | |
BOLTON, Daniel G. | ||||||
U | 880,121 | February 25, 1908 | Electrical Insulator Knob wiring insulator composed of two or more discs to secure individual wires from each other and the supporting nail or screw. |
BOLTON, Daniel G. |
Knob | |
U | 1,020,122 | March 12, 1912 | Electrical Insulator miscellaneous complicated design of multiple parts and cemented bushing |
BOLTON, Daniel G. |
Miscellaneous | Frank S. Diener |
BOEHM, Wilhelm | ||||||
U | 1,128,747 | February 16, 1915 | Method of Manufacturing Porcelain Insulators Manufacturing process for porcelain insulator firing unglazed, then filling porous porcelain with oxidizable oil and rendering the oil stable with ozone to form a coating to replace expense of firing on a glaze |
BOEHM, Wilhelm |
Manufacturing | |
BLANKINSOP, Thomas BROWN, Joseph W. | ||||||
U | 562,166 | June 16, 1896 | Insulator Glass insulator with side conductor groove, threaded mounting pin, and hexagonal head to turn the insulator with a wrench for mounting in a wooden crossarm. A metal reinforcing pin is molded in the threaded end. (see patent gb1896-0019650) |
BLANKINSOP, Thomas BROWN, Joseph W. |
Insulator | |
BELLOWS, Lewis F. R. | ||||||
U | 2,173,510 | September 19, 1939 | Conducting Holder for Luminous Tube Terminals Neon terminal holder |
BELLOWS, Lewis F. R. |
Neon | |
BEAL, Carroll N. | ||||||
U | 634,568 | October 10, 1899 | Insulating Support for Electric Wires CD 309, U-416, under-crossarm type for better protection from rain |
BEAL, Carroll N. |
Insulator | |
BAUM, Frank G. | ||||||
U | 838,163 | December 11, 1906 | High Tension Insulator Multipart with multiple petticoats under skirts (M-4325C, M-4415, M-4600) (see ID 5166) |
BAUM, Frank G. |
Insulator | |
U | 1,728,522 | September 17, 1929 | Insulator for High Voltage Systems Suspension disk with strips of high resistance conductive material embedded in the upper surface to produce a uniform distribution of voltage across each disk in a string |
BAUM, Frank G. |
Suspension | Westinghouse Electric & Mfg. Co. |
U | 1,768,948 | July 1, 1930 | High Voltage Insulator Suspension insulator |
BAUM, Frank G. |
Suspension | Westinghouse Electric & Mfg. Co. |
BATCHELDER, John M. | ||||||
U | 8,418 | October 14, 1851 | Improvement in Insulators for Telegraph Wires Metal or cast iron insulator with cupped dry area at bottom. Glass poured in with a conductor supporting iron rod embedded in the glass, and the cupped is coated or lined with glass, porcelain, or enamel. The bottom skirt is slanted inward 45 degrees to prevent water from splashing up inside wetting the interior surface. This feature was utilized in U-983 and U-984 made by the U. S. Pottery Co. in Bennington, VT. |
BATCHELDER, John M. |
Metal | |
BARBOUR, Wellington | ||||||
U | 592,505 | October 26, 1897 | Electrical Insulator Protective coating of elastic material and wire groove protector |
BARBOUR, Wellington |
Protective Coat | |
AUSTIN, Arthur O. | ||||||
U | 1,010,011 | November 28, 1911 | Sectional Insulator Multipart insulator to support high tension conductors in substation |
AUSTIN, Arthur O. |
Multipart | The Ohio Brass Co. |
U | 1,516,585 | November 25, 1924 | Insulator Cylindrical strain insulator with ribs and metal caps on the ends |
AUSTIN, Arthur O. |
Strain | The Ohio Brass Co. |
U | 2,173,292 | September 19, 1939 | Insulator Suspension cap design to allow for expansion of the cap without breaking off the insulator head |
AUSTIN, Arthur O. |
Suspension | The Ohio Brass Co. |
ASHLEY, John B. | ||||||
U | 964,737 | July 19, 1910 | Insulated Distributor for Electric Service Wires Wireholder for multiple drop wires suspended under the crossarm |
ASHLEY, John B. |
Wireholder | |
ALSBERG, Julius | ||||||
U | 1,006,040 | October 17, 1911 | Insulator Suspension using multiple parts connected with a cable |
ALSBERG, Julius |
Suspension | |
U | 1,006,041 | October 17, 1911 | Insulator Suspension using multiple parts connected with a cable |
ALSBERG, Julius |
Suspension | |
U | 1,006,042 | October 17, 1911 | Insulator Suspension using multiple parts connected with a cable |
ALSBERG, Julius |
Suspension | |
ALLEN, John Scott | ||||||
U | 904,592 | November 24, 1908 | Electrical Conductor Support Multipart insulator attached on top to a bracket and has hook pin screwed in pinhole to hang line wire below |
ALLEN, John Scott |
Multipart |
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